[PATCH] nvme: Annotate struct nvme_dhchap_key with __counted_by

[Christoph Hellwig]

On Tue, Mar 03, 2026 at 10:31:01PM +0100, Thorsten Blum wrote:
> Add the __counted_by() compiler attribute to the flexible array member
> 'key' to improve access bounds-checking via CONFIG_UBSAN_BOUNDS and
> CONFIG_FORTIFY_SOURCE.

Looks good:

Reviewed-by: Christoph Hellwig <hch at lst.de>